igb: add support for 82576 quad copper adapter

Add support for 82576 copper adapter and necessary code to restrict wol for
quad port adapter to first port.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index 34a8a0fadf2..fb09c8ad9f0 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -1779,6 +1779,15 @@ static int igb_wol_exclusion(struct igb_adapter *adapter,
                 /* return success for non excluded adapter ports */
                 retval = 0;
                 break;
+        case E1000_DEV_ID_82576_QUAD_COPPER:
+                /* quad port adapters only support WoL on port A */
+                if (!(adapter->flags & IGB_FLAG_QUAD_PORT_A)) {
+                        wol->supported = 0;
+                        break;
+                }
+                /* return success for non excluded adapter ports */
+                retval = 0;
+                break;
         default:
                 /* dual port cards only support WoL on port A from now on
                  * unless it was enabled in the eeprom for port B